9x^2+17x-29=-7

Simple and best practice solution for 9x^2+17x-29=-7 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 9x^2+17x-29=-7 equation:


Simplifying
9x2 + 17x + -29 = -7

Reorder the terms:
-29 + 17x + 9x2 = -7

Solving
-29 + 17x + 9x2 = -7

Solving for variable 'x'.

Reorder the terms:
-29 + 7 + 17x + 9x2 = -7 + 7

Combine like terms: -29 + 7 = -22
-22 + 17x + 9x2 = -7 + 7

Combine like terms: -7 + 7 = 0
-22 + 17x + 9x2 = 0

Begin completing the square.  Divide all terms by
9 the coefficient of the squared term: 

Divide each side by '9'.
-2.444444444 + 1.888888889x + x2 = 0

Move the constant term to the right:

Add '2.444444444' to each side of the equation.
-2.444444444 + 1.888888889x + 2.444444444 + x2 = 0 + 2.444444444

Reorder the terms:
-2.444444444 + 2.444444444 + 1.888888889x + x2 = 0 + 2.444444444

Combine like terms: -2.444444444 + 2.444444444 = 0.000000000
0.000000000 + 1.888888889x + x2 = 0 + 2.444444444
1.888888889x + x2 = 0 + 2.444444444

Combine like terms: 0 + 2.444444444 = 2.444444444
1.888888889x + x2 = 2.444444444

The x term is 1.888888889x.  Take half its coefficient (0.9444444445).
Square it (0.8919753087) and add it to both sides.

Add '0.8919753087' to each side of the equation.
1.888888889x + 0.8919753087 + x2 = 2.444444444 + 0.8919753087

Reorder the terms:
0.8919753087 + 1.888888889x + x2 = 2.444444444 + 0.8919753087

Combine like terms: 2.444444444 + 0.8919753087 = 3.3364197527
0.8919753087 + 1.888888889x + x2 = 3.3364197527

Factor a perfect square on the left side:
(x + 0.9444444445)(x + 0.9444444445) = 3.3364197527

Calculate the square root of the right side: 1.826586914

Break this problem into two subproblems by setting 
(x + 0.9444444445) equal to 1.826586914 and -1.826586914.

Subproblem 1

x + 0.9444444445 = 1.826586914 Simplifying x + 0.9444444445 = 1.826586914 Reorder the terms: 0.9444444445 + x = 1.826586914 Solving 0.9444444445 + x = 1.826586914 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9444444445' to each side of the equation. 0.9444444445 + -0.9444444445 + x = 1.826586914 + -0.9444444445 Combine like terms: 0.9444444445 + -0.9444444445 = 0.0000000000 0.0000000000 + x = 1.826586914 + -0.9444444445 x = 1.826586914 + -0.9444444445 Combine like terms: 1.826586914 + -0.9444444445 = 0.8821424695 x = 0.8821424695 Simplifying x = 0.8821424695

Subproblem 2

x + 0.9444444445 = -1.826586914 Simplifying x + 0.9444444445 = -1.826586914 Reorder the terms: 0.9444444445 + x = -1.826586914 Solving 0.9444444445 + x = -1.826586914 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9444444445' to each side of the equation. 0.9444444445 + -0.9444444445 + x = -1.826586914 + -0.9444444445 Combine like terms: 0.9444444445 + -0.9444444445 = 0.0000000000 0.0000000000 + x = -1.826586914 + -0.9444444445 x = -1.826586914 + -0.9444444445 Combine like terms: -1.826586914 + -0.9444444445 = -2.7710313585 x = -2.7710313585 Simplifying x = -2.7710313585

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.8821424695, -2.7710313585}

See similar equations:

| .9=5x+11.4 | | .035*38750=A | | .035*38750= | | (.035*38750)-38750=a | | (.035*38750)-38750= | | a=4000(1+(.11*2)) | | (x^2-x-12)(x^2-4)=0 | | p=2(44)+2(101) | | ln(3k)-1/2ek=-10 | | N-15=70 | | 3x+-2=-18 | | 3logx+4=2 | | 52.5=4x+6y | | X=0.95x+800 | | 5+4(n+9)=-34 | | X(x-3)=-1thenx^3(x^3-18) | | 7.5=5sin(1.57(x-2))+5 | | (4x)^1/2*36^1/2 | | 9d-6=-12 | | k+9k-6k-3k=70 | | z^2+(-3+2i)z+(5-i)=0 | | 23v-10v+18v+14v-26=64 | | 75a-68a-6a-a+3a+5=56 | | 83a-22a+4a-64a+3a+7=91 | | -2sin(x)(2cos(x)+1)=0 | | -72p-(-68p)=44 | | 59q-48q-4q+q=72 | | 68x+3x-55x-7x-8x+4=32 | | -48v+38v-14v-(-36)=-36 | | -3b+29b-(-14b)-(-6)=-34 | | 33k-49k+13k-33k+39k=-45 | | (24xy^3/5x^2y)(15xy^2/8x^2y^4) |

Equations solver categories